I have a scsi-2 controller card that is capable of 5MB/sec transfer and 10MB/sec transfer...is that 5Megabytes or 5Megabits per second? Yes they use the capital MB. By the way what is the conversion to get 5 Megabytes to Megabits. is it x8 or /8 ? since 1 byte = 8 bits. would 5MB = 40 Mb?